0.9x-2.1+0.9=.02(5-x)

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Solution for 0.9x-2.1+0.9=.02(5-x) equation:


Simplifying
0.9x + -2.1 + 0.9 = 0.02(5 + -1x)

Reorder the terms:
-2.1 + 0.9 + 0.9x = 0.02(5 + -1x)

Combine like terms: -2.1 + 0.9 = -1.2
-1.2 + 0.9x = 0.02(5 + -1x)
-1.2 + 0.9x = (5 * 0.02 + -1x * 0.02)
-1.2 + 0.9x = (0.1 + -0.02x)

Solving
-1.2 + 0.9x = 0.1 + -0.02x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '0.02x' to each side of the equation.
-1.2 + 0.9x + 0.02x = 0.1 + -0.02x + 0.02x

Combine like terms: 0.9x + 0.02x = 0.92x
-1.2 + 0.92x = 0.1 + -0.02x + 0.02x

Combine like terms: -0.02x + 0.02x = 0.00
-1.2 + 0.92x = 0.1 + 0.00
-1.2 + 0.92x = 0.1

Add '1.2' to each side of the equation.
-1.2 + 1.2 + 0.92x = 0.1 + 1.2

Combine like terms: -1.2 + 1.2 = 0.0
0.0 + 0.92x = 0.1 + 1.2
0.92x = 0.1 + 1.2

Combine like terms: 0.1 + 1.2 = 1.3
0.92x = 1.3

Divide each side by '0.92'.
x = 1.413043478

Simplifying
x = 1.413043478

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